Inventor
Harry E. Buckholtz
Inventor
Lewiston, NY, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C01Bprimary
C01BNon-metallic elements15%
C07CAcyclic or carbocyclic compounds15%
B01DSeparation12%
C07DHeterocyclic compounds12%
C02FTreatment of water, waste water, sewage, or sludge8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
C05FOrganic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse4%
C05GMixtures of fertilisers covered individually by different subclasses of class c054%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
C22CAlloys4%
PatentTitleYear
10,010,827Process for treatment of sewage sludge20189,296,662'Chemical agent for reduction of vector attraction'20166,685,904'Process for making phosphorus halides and oxyhalides'20045,425,856'Method of making alkali metal alcoholates'19955,368,832'Zero discharge process for manufacturing of phosphorous acid and hypophosphorous acid'19945,233,054'Process for the preparation of halophthalic anhydrides'19935,206,391'Process for the preparation of halophthalic anhydrides'19935,049,682'Process for the preparation of halophthalic anhydrides'19915,019,157'Method of making eutectic mixture of copper and tricopper phosphide'19914,997,638'Production of hexametaphosphates from other phosphates'19914,967,838'Oil well and method using completion fluid'19904,935,213'Zero discharge process for preparing potassium tripolyphosphate'19904,301,014'Phosphorus pentasulfide waste water treatment'19814,091,031'Process for the manufacture of substituted thianthrene based products'19784,024,198'Process for the chlorination of toluene'19773,997,560'Process for the manufacture of thianthrene'19763,989,715'Process for manufacturing chlorothianthrenes'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1981Patents assigned to HOOKER CHEMICALS PLASTICS CORP (5)· patent assignee history
1976–1978Based in Kenmore, NY, US· patent location history
1981–2018Based in Lewiston, NY, US· patent location history
1990–1995Patents assigned to OCCIDENTAL CHEM CO (9)· patent assignee history
2004Patents assigned to OCCICDENTAL CHEMICAL CORP (1)· patent assignee history
2016–2018Patents assigned to BUCKHOLTZ HARRY (2)· patent assignee history
2016Patents assigned to GERBA CHARLES P (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| OCCIDENTAL CHEM CO | 9 | 1990–1995 |
| HOOKER CHEMICALS PLASTICS CORP | 5 | 1976–1981 |
| BUCKHOLTZ HARRYself | 2 | 2016–2018 |
| GERBA CHARLES P | 1 | 2016 |
| OCCICDENTAL CHEMICAL CORP | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lewiston, New York, US | 13 | 1981–2018 |
| Kenmore, New York, US | 4 | 1976–1978 |